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33 lines
535 B
33 lines
535 B
#!/usr/bin/env perl
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use strict;
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use warnings;
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use Math::Complex;
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sub quad {
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my ($a, $b, $c) = @_;
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my $positive = (
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($b * -1) - sqrt(($b ** 2) - (4 * ($a * $c))) / (2 * $a)
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);
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my $negative = (
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($b * -1) + sqrt(($b ** 2) - (4 * ($a * $c))) / (2 * $a)
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);
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return ($positive, $negative);
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}
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my @xx0 = quad(1, 2, 3);
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printf("%s, %s\n", $xx0[0], $xx0[1]);
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my @xx1 = quad(4, 5, 6);
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printf("%s, %s\n", $xx1[0], $xx1[1]);
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my @xx2 = quad(7, 8, 9);
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printf("%s, %s\n", $xx2[0], $xx2[1]);
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1;
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__END__
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